TTM20172016201520142013
Restaurant-level operating margin18.5%18.5%21.0%21.8%21.3%22.3%
Restaurant-level operating margin growth (bps)-250-250-8348-103-52
Operating margin2.3%2.3%4.8%5.1%5.0%5.4%
Operating margin growth (bps)-253-253-329-37110
Net profit margin-0.4%-0.4%3.3%3.8%4.3%4.8%
Net profit margin growth (bps)-366-366-56-49-45114

Notes:Restaurant-level operating margin represents restaurant-level operating income, which equals company-operated restaurants sales minus company-operated restaurant costs, which includes cost of goods sold (food, beverage and packaging), labor, occupancy and other operating costs, expressed as a % of company-operated restaurant sales